Which of the following explain why the yazoo river expeditions failed?
it was going to take too long.
overhanging trees damaged the boats.
there was too much debris in the river.
it was too narrow for union boats.

1) the answer is b

senators serve a six-year term; representatives serve a two-year term, making them more responsive to (and responsible for) voter confidence.

2) the answer is d

to serve as president, one must:   -be a natural-born u.s. citizen of the united states;   be at least thirty-five years old;   be a resident in the united states for at least fourteen years.

3) the answer is a

ella,because it is constitutionally eligible

4) the answer is c: the u.s president

i believe it is the second one.   if correct plz mark brainliest.